burn vs sear

burn is a noun but sear is not a noun.

Word	Noun	Adjective	Verb	Adverb
burn	Yes	No	Yes	No
sear	No	Yes	Yes	No

As verbs, sear is a hyponym of burn; that is, sear is a word with a more specific, narrower meaning than burn:

As verbs, sear is a hyponym of burn; that is, sear is a word with a more specific, narrower meaning than burn:

Other hyponyms of burn include scald, burn, cauterise, cauterize, blacken, char, scorch.

burn (noun)	sear (noun)
damage inflicted by fire
a place or area that has been burned (especially on a person's body)
pain that feels hot as if it were on fire
an injury caused by exposure to heat or chemicals or radiation

burn (adjective)	sear (adjective)
	(used especially of vegetation) having lost all moisture

burn (verb)	sear (verb)
get a sunburn by overexposure to the sun	make very hot and dry
undergo combustion	burn slightly and superficially so as to affect color
cause to undergo combustion	cause to wither or parch from exposure to heat
destroy by fire	become superficially burned
damage by burning with heat, fire, or radiation
burn, sear, or freeze (tissue) using a hot iron or electric current or a caustic agent
use up (energy)
create by duplicating data
feel strong emotion, especially anger or passion
cause a sharp or stinging pain or discomfort
feel hot or painful
spend (significant amounts of money)
execute by tying to a stake and setting alight
shine intensely, as if with heat
cause to burn or combust